/*
** Timer 6 Interrupt Service Routine
*/
static void Timer6Isr(void)
{
/* Stop the timer */
DMTimerDisable(SOC_DMTIMER_6_REGS);
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(SOC_DMTIMER_6_REGS, DMTIMER_INT_OVF_EN_FLAG);
}
/*
** Timer 4 Interrupt Service Routine
*/
static void Timer4Isr(void)
{
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(SOC_DMTIMER_4_REGS, DMTIMER_INT_OVF_EN_FLAG);
tmr4Flag = TRUE;
}
static void DMTimerIsr(void)
{
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(SOC_DMTIMER_7_REGS, DMTIMER_INT_OVF_EN_FLAG);
DMTimerDisable(SOC_DMTIMER_7_REGS);
flagIsr = TRUE;
}
/*
** Timer 3 ISR
*/
static void Timer3Isr(void)
{
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(SOC_DMTIMER_3_REGS, DMTIMER_INT_MAT_EN_FLAG);
DMTimerDisable(SOC_DMTIMER_3_REGS);
DMTimerCounterSet(SOC_DMTIMER_3_REGS, 0);
touchRelease = 1;
}
void TMR_3_ISR(void)
{
unsigned char status;
status = DMTimerIntStatusGet(SOC_DMTIMER_3_REGS);
if(status == DMTIMER_INT_OVF_IT_FLAG)
{
DMTimerDisable(SOC_DMTIMER_3_REGS); // start the timer
TMR_SetMISCTimerFlag();
DMTimerIntStatusClear(SOC_DMTIMER_3_REGS, DMTIMER_INT_OVF_IT_FLAG);
}
}
/*
** DMTimer interrupt service routine. This will send a character to serial
** console.
*/
static void DMTimerIsr(void)
{
/* Disable the DMTimer interrupts */
DMTimerIntDisable(SOC_DMTIMER_2_REGS, DMTIMER_INT_OVF_EN_FLAG);
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(SOC_DMTIMER_2_REGS, DMTIMER_INT_OVF_IT_FLAG);
flagIsr = 1;
/* Enable the DMTimer interrupts */
DMTimerIntEnable(SOC_DMTIMER_2_REGS, DMTIMER_INT_OVF_EN_FLAG);
}
/*
** DMTimer interrupt service routine.
*/
static void DMTimerIsr(void)
{
UARTPuts(" Timer ISR Entry.\r\n", -1);
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(TIMER_INST_BASE, DMTIMER_INT_OVF_EN_FLAG);
/* Stop the DMTimer */
DMTimerDisable(TIMER_INST_BASE);
preemptFlag = PREEMPT_FLAG_TIMER_ISR;
UARTPuts(" Timer ISR Exit.\r\n", -1);
}
/*
** Timer 2 Interrupt Service Routine
*/
static void Timer2Isr(void)
{
static unsigned int index = 0;
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(SOC_DMTIMER_2_REGS, DMTIMER_INT_OVF_EN_FLAG);
tmr2Flag = TRUE;
DMTimerCounterSet(SOC_DMTIMER_2_REGS, timerCount[index++%10]);
DMTimerEnable(SOC_DMTIMER_2_REGS);
}
/*
** DMTimer interrupt service routine.
*/
static void DMTimerIsr(void)
{
UARTPuts(" Timer ISR Entry.\r\n", -1);
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(SOC_DMTIMER_2_REGS, DMTIMER_INT_OVF_EN_FLAG);
/* Stop the DMTimer */
DMTimerDisable(SOC_DMTIMER_2_REGS);
preemptFlag = 4;
UARTPuts(" Timer ISR Exit.\r\n", -1);
}
void TMR_2_ISR(void)
{
unsigned char status;
status = DMTimerIntStatusGet(SOC_DMTIMER_2_REGS);
if(status == DMTIMER_INT_OVF_IT_FLAG)
{
TEST_Togglepoint1();
/* GUI New Screen Tag Timer */
if(TMR_GetNewScreenTagTimerEnabled())
{
TMR_NewScreenTagTimer++;
if(TMR_NewScreenTagTimer >= GUI_NEW_SCREEN_TAG_TIMER)
{
TMR_SetNewScreenTagTimerEnabled(FALSE);
TMR_ResetNewScreenTagTimer();
GUI_SetTagTimoutFlag();
}
}
/* Audio Playback Timer */
if(AUD_GetPlayingFlag())
{
TMR_AudioPlaybackTimer++;
if(TMR_AudioPlaybackTimer >= AUD_AudioTimeoutCount)
{
TMR_ResetAudioPlaybackTimer();
AUD_SetTimoutFlag();
}
}
/* LCD Backlight Timer */
if(TMR_BacklightTimer < GUI_BACKLIGHT_TIMER)
{
TMR_BacklightTimer++;
if(TMR_BacklightTimer == GUI_BACKLIGHT_TIMER)
{
GUI_SetBacklightTimeout();
}
}
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(SOC_DMTIMER_2_REGS, DMTIMER_INT_OVF_IT_FLAG);
}
}
/*
** This function will disable interrupts of wake sources corresponding
** to Standby mode
*/
void disableStandbyWakeSrc(unsigned int wakeSource)
{
switch(wakeSource)
{
case WAKE_SOURCE_TSC:
/* Include Touchscreen for Enable/Disable Module */
ModuleListConfig(TRUE, CLK_ADC_TSC);
break;
case WAKE_SOURCE_UART:
/* Include GPIO for Enable/Disable Module */
ModuleListConfig(TRUE, CLK_GPIO1);
break;
case WAKE_SOURCE_TMR:
/* Include Timer for Enable/Disable Module */
ModuleListConfig(TRUE, CLK_TIMER6);
/* Clear the status of the interrupt flags */
DMTimerIntStatusClear(DMTIMER6_BASE_ADDR, DMTIMER_INT_OVF_EN_FLAG);
break;
case WAKE_SOURCE_GPIO:
/* Include GPIO for Enable/Disable Module */
ModuleListConfig(TRUE, CLK_GPIO0);
break;
case WAKE_SOURCE_RTC:
/* Include GPIO for Enable/Disable Module */
ModuleListConfig(TRUE, CLK_RTC);
disableRTCIntr();
break;
default:
break;
}
}
/*
** Initializes the touch screen
*/
void InitTouchScreen(void)
{
unsigned int i;
/* TSC clock config */
TSCADCModuleClkConfig();
/* TSC pin mux */
TSCADCPinMuxSetUp();
/* Timer3 Clock config */
DMTimer3ModuleClkConfig();
/* configures ADC to 3Mhz */
TSCADCConfigureAFEClock(SOC_ADC_TSC_0_REGS, 24000000, 3000000);
/* Enable Transistor bias */
TSCADCTSTransistorConfig(SOC_ADC_TSC_0_REGS, TSCADC_TRANSISTOR_ENABLE);
/* Map hardware event to Pen Touch IRQ */
TSCADCHWEventMapSet(SOC_ADC_TSC_0_REGS, TSCADC_PEN_TOUCH);
/* Set 4 Wire or 5 wire touch screen mode */
TSCADCTSModeConfig(SOC_ADC_TSC_0_REGS, TSCADC_FOUR_WIRE_MODE);
TSCADCStepIDTagConfig(SOC_ADC_TSC_0_REGS, 1);
/* Disable Write Protection of Step Configuration regs*/
TSCADCStepConfigProtectionDisable(SOC_ADC_TSC_0_REGS);
/* Configure ADC to Single ended operation mode */
TSCADCIdleStepOperationModeControl(SOC_ADC_TSC_0_REGS,
TSCADC_SINGLE_ENDED_OPER_MODE);
/* Configure reference volatage and input to idlestep */
TSCADCIdleStepConfig(SOC_ADC_TSC_0_REGS, TSCADC_NEGATIVE_REF_VSSA,
TSCADC_POSITIVE_INP_CHANNEL1, TSCADC_NEGATIVE_INP_ADCREFM,
TSCADC_POSITIVE_REF_VDDA);
/* Configure the Analog Supply to Touch screen */
TSCADCIdleStepAnalogSupplyConfig(SOC_ADC_TSC_0_REGS, TSCADC_XPPSW_PIN_OFF,
TSCADC_XNPSW_PIN_OFF, TSCADC_YPPSW_PIN_OFF);
/*
**Configure the Analong Ground of Touch screen.
*/
TSCADCIdleStepAnalogGroundConfig(SOC_ADC_TSC_0_REGS, TSCADC_XNNSW_PIN_OFF,
TSCADC_YPNSW_PIN_ON, TSCADC_YNNSW_PIN_ON,
TSCADC_WPNSW_PIN_OFF);
/* Configure ADC to Single ended operation mode */
TSCADCChargeStepOperationModeControl(SOC_ADC_TSC_0_REGS,
TSCADC_SINGLE_ENDED_OPER_MODE);
/* Configure reference volatage and input to charge step*/
TSCADCChargeStepConfig(SOC_ADC_TSC_0_REGS, TSCADC_NEGATIVE_REF_XNUR,
TSCADC_POSITIVE_INP_CHANNEL2, TSCADC_NEGATIVE_INP_CHANNEL2,
TSCADC_POSITIVE_REF_XPUL);
/* Configure the Analog Supply to Touch screen */
TSCADCChargeStepAnalogSupplyConfig(SOC_ADC_TSC_0_REGS, TSCADC_XPPSW_PIN_ON,
TSCADC_XNPSW_PIN_OFF, TSCADC_XPPSW_PIN_OFF);
/* Configure the Analong Ground to Touch screen */
TSCADCChargeStepAnalogGroundConfig(SOC_ADC_TSC_0_REGS, TSCADC_XNNSW_PIN_OFF,
TSCADC_YPNSW_PIN_OFF, TSCADC_YNNSW_PIN_ON,
TSCADC_WPNSW_PIN_OFF);
TSCADCTSChargeStepOpenDelayConfig(SOC_ADC_TSC_0_REGS, 0x200);
for(i = 0; i < SAMPLES; i++)
{
StepConfigX(i);
TSCADCTSStepOpenDelayConfig(SOC_ADC_TSC_0_REGS, i, 0x98);
}
for(i = SAMPLES; i < (2 * SAMPLES); i++)
{
StepConfigY(i);
TSCADCTSStepOpenDelayConfig(SOC_ADC_TSC_0_REGS, i, 0x98);
}
/* Configure FIFO1 threshold value */
TSCADCFIFOIRQThresholdLevelConfig(SOC_ADC_TSC_0_REGS, TSCADC_FIFO_1, 5);
IsTSPress = 0;
touchRelease = 0;
/* timer setup for touch screen */
IntPrioritySet(SYS_INT_TINT3, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_TINT3);
IntRegister(SYS_INT_TINT3, Timer3Isr);
DMTimerModeConfigure(SOC_DMTIMER_3_REGS, DMTIMER_ONESHOT_CMP_ENABLE);
DMTimerReloadSet(SOC_DMTIMER_3_REGS, 0xffffffff);
DMTimerCompareSet(SOC_DMTIMER_3_REGS, 0xfffff);
DMTimerIntStatusClear(SOC_DMTIMER_3_REGS, DMTIMER_INT_MAT_EN_FLAG);
/* Enable the DMTimer interrupts */
DMTimerIntEnable(SOC_DMTIMER_3_REGS, DMTIMER_INT_MAT_EN_FLAG);
/* Interrupt register */
TouchIntEnable();
/* enable touch */
TouchEnable();
}
static inline void
rmpi_timer_interrupt_off (void)
{
DMTimerIntDisable(SOC_DMTIMER_4_REGS, DMTIMER_INT_OVF_EN_FLAG);
DMTimerIntStatusClear(SOC_DMTIMER_4_REGS, DMTIMER_INT_OVF_IT_FLAG);
}
